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{ nixpkgs ? import <unstable>, ... }:
let
pkgs = nixpkgs {
config = { };
# https://github.com/NixOS/nixpkgs/blob/master/lib/systems/examples.nix
crossSystem = {
config = "armv7l-unknown-linux-gnueabihf";
};
#overlays = [ (import ./overlay.nix) ];
};
config = { ... }:
{
environment.noXlibs = true;
documentation.enable = false;
# btrfs-progs fails to build
services.udisks2.enable = false;
fonts.fontconfig.enable = false;
nixpkgs.overlays = with pkgs.lib; singleton (const (super: {
polkit = super.polkit.override { withGnome = false; };
# pkcs11 needs opensc which depends on libXt? which fails to build and is X library
rng-tools = super.rng-tools.override { withPkcs11 = false; };
nix = super.nix.override { withAWS = false; };
}));
fileSystems."/".fsType = "tmpfs";
boot = {
loader.grub.enable = false;
enableContainers = false;
hardwareScan = false;
};
powerManagement.enable = false;
};
in
pkgs.nixos config
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